<p id="thickbox_headline">British scientists found that two-dose Covid-19 vaccine regimens do not induce enough neutralising antibodies against the Omicron coronavirus variant, indicating that increased infections in those previously infected or vaccinated may be likely.</p>.<p>Researchers from the University of Oxford published results on Monday from a study yet to be peer-reviewed, where they analysed blood samples from participants in a large study who were given doses from AstraZeneca-Oxford or Pfizer-BioNTech .</p>.<p>The results come a day after British Prime Minister Boris Johnson warned that two-vaccine doses will not be enough to contain the Omicron variant.</p>
<p id="thickbox_headline">British scientists found that two-dose Covid-19 vaccine regimens do not induce enough neutralising antibodies against the Omicron coronavirus variant, indicating that increased infections in those previously infected or vaccinated may be likely.</p>.<p>Researchers from the University of Oxford published results on Monday from a study yet to be peer-reviewed, where they analysed blood samples from participants in a large study who were given doses from AstraZeneca-Oxford or Pfizer-BioNTech .</p>.<p>The results come a day after British Prime Minister Boris Johnson warned that two-vaccine doses will not be enough to contain the Omicron variant.</p>